Sec. 81.4. Identification numbers

(a) Every person who has been certified or registered pursuant to this Part shall be issued an identification number.

(b) Every scrap processor, vehicle dismantler, salvage pool and itinerant vehicle collector shall display his facility identification number in all advertising and business stationery. In addition, every scrap processor, vehicle dismantler and salvage pool shall display at the main entrance to his place of business a sign containing his facility identification number and the name under which he is registered. The letters and numbers on such sign shall be painted in block figures at least six inches high with a stroke of approximately ¾ inch, and shall be painted in a contrasting color to the background of the sign.

(c) Every person required to be registered or certified pursuant to this Part shall display his identification number upon any vehicle whether owned, leased or otherwise hired and used by him for the purpose of transporting junk and salvage vehicles or major component parts of junk and salvage vehicles. Such number shall be placed on the foremost doors on each side of such vehicle and painted in a contrasting color to the background, in block figures at least two inches high with a stroke of approximately ½ inch. This provision shall not apply if a vehicle is hired and already has an identification number on its doors.